Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9511805 | Endless track for propelling a vehicle, with edge-cutting resistance | Hugues Lajoie, Sung Chan Park | 2016-12-06 |
| 5825851 | Method and apparatus for automatically transferring a caller to a selected extension | — | 1998-10-20 |